Bag-type strainer of Blast-furnace gas is the developing trend. This paper discusses its working theory and effect, at the same time, proposes more measures to improve its effect.

• 摘要高炉煤气用布袋除尘技术已成为高炉煤气除尘的发展趋势。本文探讨了其除尘机理；结合生产实际，分析了影响除尘效果的主要因素，提出了改善除尘效果的措施。